====== JPA Hints ======
  * [[https://github.com/hibernate/hibernate-orm/blob/main/hibernate-core/src/main/java/org/hibernate/jpa/AvailableHints.java|org.hibernate.jpa.AvailableHints]]
  * [[https://github.com/hibernate/hibernate-orm/blob/main/hibernate-core/src/main/java/org/hibernate/jpa/SpecHints.java|org.hibernate.jpa.SpecHints]]
  * [[https://github.com/hibernate/hibernate-orm/blob/main/hibernate-core/src/main/java/org/hibernate/jpa/HibernateHints.java|org.hibernate.jpa.HibernateHints]]
  * ''javax.persistence.query.timeout'' : ''Statement.setQueryTimeout()'' 값 설정.
  * [[http://www.thoughts-on-java.org/11-jpa-hibernate-query-hints-every-developer-know/|11 JPA and Hibernate query hints every developer should know]]